[ARM] sa1111: allow cascaded IRQs to be used by platforms

Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/arm/include/asm/hardware/sa1111.h b/arch/arm/include/asm/hardware/sa1111.h
index 5da2595759e5..92ed254c175b 100644
--- a/arch/arm/include/asm/hardware/sa1111.h
+++ b/arch/arm/include/asm/hardware/sa1111.h
@@ -578,4 +578,8 @@ void sa1111_set_io_dir(struct sa1111_dev *sadev, unsigned int bits, unsigned int
 void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);
 void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v);
 
+struct sa1111_platform_data {
+        int     irq_base;       /* base for cascaded on-chip IRQs */
+};
+
 #endif  /* _ASM_ARCH_SA1111 */